here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 139027 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 270444 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 272182 | null     | null      | null    | unlabelled |         | 0     |
 | 272183 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 272184 | v1:4     | ethernet1 | 1.1.1.2 | 159356     |         | 0     |
 | 272185 | v1:4     | ethernet1 | 1.1.1.2 | 159357     |         | 0     |
 | 272186 | v1:4     | ethernet1 | 1.1.1.2 | 159358     |         | 0     |
 | 272187 | null     | null      | null    | unlabelled |         | 0     |
 | 272188 | null     | null      | null    | unlabelled |         | 0     |
 | 272189 | null     | null      | null    | unlabelled |         | 0     |
 | 272190 | null     | null      | null    | unlabelled |         | 0     |
 | 272191 | null     | null      | null    | unlabelled |         | 0     |
 | 360588 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 436985 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 535965 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 574365 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 578749 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 751280 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 762950 | null     | null      | null    | unlabelled |         | 0     |
 | 762951 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 762952 | v1:6     | ethernet1 | 1234::2 | 216190     |         | 0     |
 | 762953 | v1:6     | ethernet1 | 1234::2 | 216191     |         | 0     |
 | 762954 | v1:6     | ethernet1 | 1234::2 | 216192     |         | 0     |
 | 762955 | null     | null      | null    | unlabelled |         | 0     |
 | 762956 | null     | null      | null    | unlabelled |         | 0     |
 | 762957 | null     | null      | null    | unlabelled |         | 0     |
 | 762958 | null     | null      | null    | unlabelled |         | 0     |
 | 762959 | null     | null      | null    | unlabelled |         | 0     |
 | 845706 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 893894 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 159354 | null     | null      | null    | unlabelled |         | 0     |
 | 159355 | v1:4     | ethernet1 | 1.1.1.1 | 272183     |         | 1280  |
 | 159356 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 159357 | v1:4     | ethernet2 | 1.1.2.3 | 917407     |         | 640   |
 | 159358 | v1:4     | ethernet2 | 1.1.2.3 | 917408     |         | 640   |
 | 159359 | null     | null      | null    | unlabelled |         | 0     |
 | 159360 | null     | null      | null    | unlabelled |         | 0     |
 | 159361 | null     | null      | null    | unlabelled |         | 0     |
 | 159362 | null     | null      | null    | unlabelled |         | 0     |
 | 159363 | null     | null      | null    | unlabelled |         | 0     |
 | 216188 | null     | null      | null    | unlabelled |         | 0     |
 | 216189 | v1:6     | ethernet1 | 1234::1 | 762951     |         | 1280  |
 | 216190 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 216191 | v1:6     | ethernet2 | 1235::3 | 204306     |         | 640   |
 | 216192 | v1:6     | ethernet2 | 1235::3 | 204307     |         | 640   |
 | 216193 | null     | null      | null    | unlabelled |         | 0     |
 | 216194 | null     | null      | null    | unlabelled |         | 0     |
 | 216195 | null     | null      | null    | unlabelled |         | 0     |
 | 216196 | null     | null      | null    | unlabelled |         | 0     |
 | 216197 | null     | null      | null    | unlabelled |         | 0     |
 | 247843 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 280055 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 305599 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 431099 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 467988 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 469663 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 551130 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 657989 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 691565 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 727578 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 923338 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 957802 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 8311   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 14594  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 46858  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 204303 | null     | null      | null    | unlabelled |         | 0     |
 | 204304 | v1:6     | ethernet1 | 1235::2 | 216189     |         | 640   |
 | 204305 | v1:6     | ethernet1 | 1235::2 | 216190     |         | 640   |
 | 204306 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 204307 | v1:6     | ethernet2 | 1236::4 | 481807     |         | 1280  |
 | 204308 | null     | null      | null    | unlabelled |         | 0     |
 | 204309 | null     | null      | null    | unlabelled |         | 0     |
 | 204310 | null     | null      | null    | unlabelled |         | 0     |
 | 204311 | null     | null      | null    | unlabelled |         | 0     |
 | 204312 | null     | null      | null    | unlabelled |         | 0     |
 | 302196 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 490951 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 553367 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 581983 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 617447 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 759900 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 807047 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 903118 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 917404 | null     | null      | null    | unlabelled |         | 0     |
 | 917405 | v1:4     | ethernet1 | 1.1.2.2 | 159355     |         | 640   |
 | 917406 | v1:4     | ethernet1 | 1.1.2.2 | 159356     |         | 640   |
 | 917407 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 917408 | v1:4     | ethernet2 | 1.1.3.4 | 275006     |         | 1280  |
 | 917409 | null     | null      | null    | unlabelled |         | 0     |
 | 917410 | null     | null      | null    | unlabelled |         | 0     |
 | 917411 | null     | null      | null    | unlabelled |         | 0     |
 | 917412 | null     | null      | null    | unlabelled |         | 0     |
 | 917413 | null     | null      | null    | unlabelled |         | 0     |
 | 924166 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 192750 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 213653 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 275002 | null     | null      | null    | unlabelled |         | 0     |
 | 275003 | v1:4     | ethernet1 | 1.1.3.3 | 917405     |         | 0     |
 | 275004 | v1:4     | ethernet1 | 1.1.3.3 | 917406     |         | 0     |
 | 275005 | v1:4     | ethernet1 | 1.1.3.3 | 917407     |         | 0     |
 | 275006 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 275007 | null     | null      | null    | unlabelled |         | 0     |
 | 275008 | null     | null      | null    | unlabelled |         | 0     |
 | 275009 | null     | null      | null    | unlabelled |         | 0     |
 | 275010 | null     | null      | null    | unlabelled |         | 0     |
 | 275011 | null     | null      | null    | unlabelled |         | 0     |
 | 481803 | null     | null      | null    | unlabelled |         | 0     |
 | 481804 | v1:6     | ethernet1 | 1236::3 | 204304     |         | 0     |
 | 481805 | v1:6     | ethernet1 | 1236::3 | 204305     |         | 0     |
 | 481806 | v1:6     | ethernet1 | 1236::3 | 204306     |         | 0     |
 | 481807 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 481808 | null     | null      | null    | unlabelled |         | 0     |
 | 481809 | null     | null      | null    | unlabelled |         | 0     |
 | 481810 | null     | null      | null    | unlabelled |         | 0     |
 | 481811 | null     | null      | null    | unlabelled |         | 0     |
 | 481812 | null     | null      | null    | unlabelled |         | 0     |
 | 497392 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 529173 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 542451 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 724384 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 774840 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 787740 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 861976 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 934492 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#